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Memory Hierarchy Explained | BBA 1st Sem TU – Types of Memory & I/O Devices

In this video, we provide a complete explanation of Memory Hierarchy, Types of Memory (Primary and Secondary), and Input/Output Devices as covered in the BBA 1st Semester (TU - Tribhuvan University) Information Technology syllabus.

Whether you're a BBA student preparing for your semester exams or just looking to understand the basic concepts of computer memory and I/O devices, this video is designed to help you learn easily and effectively.

Topics Covered:

What is Memory Hierarchy?

Levels of Memory Hierarchy (Registers, Cache, Main Memory, Secondary Storage)

Differences between Primary and Secondary Memory

Types of Primary Memory: RAM, ROM

Types of Secondary Memory: HDD, SSD, CD/DVD, USB

Input Devices (Keyboard, Mouse, Scanner, etc.)

Output Devices (Monitor, Printer, Speaker, etc.)

Examples and easy explanations for better understanding

Targeted for:

BBA 1st Semester students of Tribhuvan University (TU)

Students of Information Technology (IT)

Beginners in computer science

Exam preparation and revision

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